Answered
Toggle visibility of plots, on the same figure?
Almost there! This is what I have, now : You can see my checkbox, top, left-hand, circled in red -- wow! I added this code to...

3 years ago | 0

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Question


Toggle visibility of plots, on the same figure?
Attached is the current state of my "project" for which I have SO MANY questions... First, as I experimented with the script t...

3 years ago | 1 answer | 0

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answer

Question


Show multiple axes all around image?
Currently, I get this result : 1) Would it possible to have the 'axes' show all around the image? I'd like to experiment with...

3 years ago | 1 answer | 1

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Question


Evaluate Multiple Conditions in Expression
I've been meaning to simplify my code by combining multiple conditions into one IF statement. This is what I'm currently using...

3 years ago | 1 answer | 0

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Answered
How to prevent imshow() from resizing the figure?
Here's the final code : global img; f = figure('color', 'w', 'MenuBar', 'none', 'Position', [500 500 800 600]) global ax;...

3 years ago | 0

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Answered
How to prevent imshow() from resizing the figure?
Strictly speaking, I could always issue a set('Position', ....) using my original figure size vector, after executing the imshow...

3 years ago | 0

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How to prevent imshow() from resizing the figure?
I'm still at the stage of figuring out, to the best of my ability and according to the information I have access to, the interac...

3 years ago | 3 answers | 0

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answers

Answered
Image 'CurrentPoint' properties does not exist? (appDesigner Image Component)
I diverged quite a bit... Matlab's graphics is hard to conceptualize. But I'm sloooowly getting there. I had to put appDesigner ...

3 years ago | 0

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Question


Image 'CurrentPoint' properties does not exist? (appDesigner Image Component)
I found some code designed to retrieve an UIAxes component x,y coordinates when 'traversed' by the mouse : pm.enterFcn = []; p...

3 years ago | 1 answer | 0

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Question


Using impixelinfo with appDesigner
I am running into the following error with appDesigner, when trying to retrieve the pixel info an an image component : This i...

3 years ago | 1 answer | 0

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Answered
radiobutton to switch between scatter3 datasets?
After much work, I got the solution working, although it is far from elegant. I had to define a bunch of global... I'll loop int...

3 years ago | 0

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scatter3 data tip : suppress "initial display" value?
Is it possible to hide or suppress the initial data tip display? This is what I have : I am looking for a way to suppress o...

3 years ago | 1 answer | 0

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Question


radiobutton to switch between scatter3 datasets?
I would like to extend the vizualisation in my scatter3 project to inGamut colors. Right now, what I have is this : The point...

3 years ago | 2 answers | 0

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scatter3 -- plotting points with different colors attributes
I would like to explore a different approach with my scatter3 plotting project. So far, I'm using a custom data tip to identify...

3 years ago | 1 answer | 0

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Question


Scatter3 : How do I add 4th variable to Data Tips?
I have this code going : h=scatter3(Lab(2,:),Lab(3,:),Lab(1,:),80,RGB,'fill'); xlabel('b*'),ylabel('a*'),zlabel('L*'); ti...

3 years ago | 1 answer | 1

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Answered
Trisurf : How to interactively change the plot opacity?
Here's the result : And here's the code : h1 = trisurf(k,a,b,L,'FaceColor','interp','FaceVertexCData',rgb,'EdgeColor','none'...

3 years ago | 0

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3D Boundary -- Identify points which lie outside the 3D volume?
I am using scatter3 and trisurf to represent color images in CIE Lab (shown as data points), in relation to the output capabilit...

3 years ago | 1 answer | 0

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Question


Trisurf : How to interactively change the plot opacity?
I'm making real progress with my humble 3D image / Device gamut plotting project. Here's what I'm getting now : As you can se...

3 years ago | 2 answers | 0

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Answered
Displaying a color gamut surface -- Old Code does not work in r2021b ?
Never mind! I inadvertently saved a snippet of code under the name trisurf.m in the current directory. So when Matlab executed t...

3 years ago | 0

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Displaying a color gamut surface -- Old Code does not work in r2021b ?
I found this article Displaying a color gamut surface ยป Steve on Image Processing with MATLAB - MATLAB & Simulink (mathworks.com...

3 years ago | 1 answer | 0

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Question


Combine scatter3 and trisurf plots?
The next step in my project is to combine the display of two separate "charts" or 'plots' onto a single one. First, I have a "3...

3 years ago | 1 answer | 0

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Question


My precious scatter3 labels are mixed-up?
Everything was working "fine" this morning -- I was in MatLab's heavens. But now, I've descended to hell, it seems. Here's the ...

3 years ago | 1 answer | 0

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Question


rgb2lab is returning unexpected results?
This is the code I'm running, nothing fancy : >> rgb2lab([0 1 0],'ColorSpace','sRGB') ans = 87.7347 -86.1827 83.179...

3 years ago | 1 answer | 0

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Question


How to imread() an RGB image to a [3 rows by n columns] double form?
I confess I'm struggling with array manipulations -- call me a newbie in Matlab. Here's the gist of my project, nothing fancy, ...

3 years ago | 1 answer | 0

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Question


How to modify scatter3 default 'mouseover' display
Is it possible to change the way the values are displayed in scatter3 when I mouse over a given data points? I have created thi...

3 years ago | 1 answer | 0

1

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Question


applycform results interpretation?
Before asking the question, allow me to reiterate my gratitude for any of the help received in adance :-) I'm doing something i...

3 years ago | 0 answers | 0

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Question


imread -> colorcloud() : points are too small?
I'm new to Matlab and struggling with imread() and scatter3() which offers options for 'marker size'. But there are 'complicati...

3 years ago | 2 answers | 0

2

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Question


Polynomial Regression, camera RGB to CIE XYZ
I have two [24 x 3] matrices, one for fractionnal [0 to 1.0) RGB numbers and one for fractional (0 to 1.0) XYZ numbers. I'd lik...

3 years ago | 1 answer | 0

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Question


What is the meaning of this statement: M1 = txyz'/trgb';
I am given two matrices: trgb = rgb([14:23 26:35 38:47 50:59 62:71 74:83 86:95 98:107 110:119 122:131 134:143 146:155 158:167 1...

3 years ago | 1 answer | 0

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Answered
How do I convert table data to double to manipulate them?
It does not work for me : all I want is to be able to import a range from Excel, and all I get is a "Table" on which I can't do ...

3 years ago | 0